Determine the Values of a and B Such That the Following

Essay

Determine the values of a and b such that the following function is continuous everywhere. $f ( x , y ) = \left\{ \begin{array} { l l } 5 + \infty x + b y , & y \geq 2 \\4 + 5 x + 2 y , & y < 2\end{array} \right.$